What color is #3F4659?

#3F4659 is a dark, grayish blue, closest to the named color Lava Stone. It belongs to the gray family of colors.

What is the RGB value of #3F4659?

The RGB value is 63, 70, 89: 63 red, 70 green and 89 blue on a 0 to 255 scale.

What is the complementary color of #3F4659?

The complementary color is #59523F, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F4659?

White text. Black text has a contrast ratio of 2.23:1 and white text 9.41:1. WCAG asks for at least 4.5:1 for normal text.

#3F4659 color

#3F4659 rgb(63, 70, 89)

Shades of gray

The hex color #3F4659 is a dark, grayish blue.

In the RGB color model it is made of 24.7% red, 27.5% green and 34.9% blue (63, 70, 89).

Its hue angle is 224°, with 17% saturation and 30% lightness. For print, the CMYK equivalent is 29% cyan, 21% magenta, 0% yellow and 65% black.

The closest named color is Lava Stone (#3C4151), a difference of 2.1 ΔE, a small difference.

White text is the more readable choice on this background (contrast 9.41:1).

#3F4659 color codes

HEX	`#3F4659`
RGB	`rgb(63, 70, 89)`
RGB percent	`rgb(24.7%, 27.5%, 34.9%)`
HSL	`hsl(224, 17%, 30%)`
HSV / HSB	`hsv(224, 29%, 35%)`
CMYK	`cmyk(29%, 21%, 0%, 65%)`
CIE LAB	`lab(29.81, 2.11, -12.21)`
CIE LCH	`lch(29.81, 12.39, 279.8)`
CIE XYZ	`xyz(6.043, 6.158, 10.32)`
Decimal	`4146777`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F4659, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #3F4659	Ratio	AA	AAA	AA large
Sample text	2.23:1	Fail	Fail	Fail
Sample text	9.41:1	Pass	Pass	Pass

#3F4659 as text on	Ratio	AA	AAA	AA large
Sample text	9.41:1	Pass	Pass	Pass
Sample text	2.23:1	Fail	Fail	Fail

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #3F4659 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f4659; }
.text { color: #3f4659; }
.border { border: 2px solid #3f4659; }
.transparent { background-color: rgb(63 70 89 / 50%); }
.gradient { background: linear-gradient(to right, #3f4659, #453f59); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #3F4659?: #3F4659 is a dark, grayish blue, closest to the named color Lava Stone. It belongs to the gray family of colors.
What is the RGB value of #3F4659?: The RGB value is 63, 70, 89: 63 red, 70 green and 89 blue on a 0 to 255 scale.
What is the complementary color of #3F4659?: The complementary color is #59523F, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F4659?: White text. Black text has a contrast ratio of 2.23:1 and white text 9.41:1. WCAG asks for at least 4.5:1 for normal text.